{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003442","489:4890005228","477:4770002982","477:4770003377","477:4770003227","477:4770003225","477:4770003373","477:4770003147","489:4890005284","477:4770003232","477:4770003443","477:4770003231","477:4770002833","489:4890004999","489:4890005394","468:4680003142","468:4680002743","468:4680002745","477:4770002687","467:4670004170","468:4680003913","468:4680002432","468:4680003732","468:4680002225","468:4680002740"],"twin_admin_codes":[477,489,477,477,477,477,477,477,489,477,477,477,477,489,489,468,468,468,477,467,468,468,468,468,468],"twin_sims":[0.737878204040878,0.7233367576595908,0.7079121573096426,0.7074734054876274,0.6667282829975187,0.6644358927013838,0.6174882855238414,0.6058910179936587,0.5703240991806671,0.5640239125906726,0.560451053331791,0.5594933828379479,0.5455022302474201,0.5399790707686785,0.5209713600940753,0.5144553838223476,0.5036599916666425,0.50087082394025,0.4987783278964073,0.49796530175828013,0.49670672299650287,0.4943057218548847,0.4879858562769867,0.48789837743381337,0.48668144568947774],"twin_dists":[0.10126487975073663,0.10452764569042941,0.10794988392845299,0.10804671282007895,0.11694080692444392,0.11743654173459543,0.12752790913439138,0.13001145180596094,0.1376363817548896,0.13899102222442386,0.13976007947373806,0.13996632947019028,0.14298566290869716,0.14418114322701558,0.1483141863735503,0.14973874437401197,0.15210890397134588,0.1527234566242135,0.15318512879438725,0.15336465498064472,0.15364272847244315,0.15417377172563515,0.15557520111759995,0.15559463747694272,0.15586512968486874],"n_dims_used":44,"mean_confidence":0.9199861179698597},"coverage":{"mean_confidence":0.9199861179698597,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}